/* Single-page reading surface: fixed to the available screen, never a spread. */
.reader.is-paged{width:min(690px,calc(100% - 24px));height:min(920px,calc(100dvh - 24px));max-height:calc(100dvh - 24px);overflow:hidden;border-radius:20px;background:#e9e5dd}
.reader.is-paged .reader-bar{height:65px;padding:10px 20px;background:#eeeae2}
.reader.is-paged .reader-article{height:calc(100% - 65px);max-width:none;padding:16px 20px 0;display:flex;flex-direction:column;min-height:0}
.leaf-stage{position:relative;flex:1;min-height:0;perspective:1600px}
.book-leaf{position:absolute;inset:0;overflow:hidden;padding:clamp(24px,5vw,50px);background:linear-gradient(90deg,#ebe7df 0,#fdfbf6 3%,#fdfbf6 97%,#f1ede5);border:1px solid #d7d0c3;box-shadow:3px 3px 0 #e0dbd0,5px 5px 0 #f7f4ed,6px 6px 1px #c9c2b5;color:#252b30;transform-style:preserve-3d;backface-visibility:hidden;touch-action:pan-y;overflow-wrap:anywhere;outline-offset:-4px}
.book-leaf p{font-family:Georgia,'Times New Roman',serif;font-size:18px;line-height:1.65;margin:0 0 18px;white-space:pre-line}
.book-leaf h3{font-family:Georgia,'Times New Roman',serif;font-size:28px;line-height:1.2;margin:0 0 24px;letter-spacing:-.025em}
.leaf-measure{visibility:hidden;pointer-events:none;box-shadow:none}
.leaf-title-page{height:100%;display:flex;flex-direction:column;justify-content:center;text-align:center}
.book-leaf .leaf-eyebrow{font:11px/1.5 system-ui,sans-serif;letter-spacing:.18em;text-transform:uppercase;color:#8b714c;margin-bottom:28px}
.book-leaf .leaf-book-title{font:700 clamp(34px,7vw,62px)/1.05 system-ui,sans-serif;letter-spacing:-.04em;margin-bottom:26px}
.book-leaf .leaf-author{font-size:20px;margin-bottom:34px}
.book-leaf .leaf-dedication{font-size:16px;line-height:1.5;color:#686357;margin:0 auto;max-width:29ch}
.leaf-photo{height:100%;margin:0;display:flex;flex-direction:column;justify-content:center;gap:20px}
.leaf-photo img{display:block;width:100%;height:auto;min-height:0;max-height:calc(100% - 70px);object-fit:contain}
.leaf-photo figcaption{font:italic 14px/1.5 Georgia,serif;text-align:center;color:#676052}
.leaf-colophon a{font-size:13px;color:#79613e;text-underline-offset:4px}
.leaf-controls{display:flex;align-items:center;justify-content:space-between;gap:10px;flex:none;min-height:70px}
.leaf-controls button{border:1px solid #d2cabd;border-radius:20px;background:#f9f6ef;color:#253d4e;padding:11px 16px;font-size:13px;cursor:pointer;min-height:44px}
.leaf-controls button:hover:not(:disabled){background:#fff}.leaf-controls button:disabled{opacity:.35;cursor:default}
.leaf-counter{font:12px/1.4 system-ui,sans-serif;font-variant-numeric:tabular-nums;color:#736b5c;white-space:nowrap}
@media(max-width:600px){.reader.is-paged{width:calc(100% - 12px);height:calc(100dvh - 12px);max-height:calc(100dvh - 12px)}.reader.is-paged .reader-bar{height:56px;padding:7px 14px}.reader.is-paged .reader-article{height:calc(100% - 56px);padding:8px 10px 0}.book-leaf{padding:25px 23px}.book-leaf p{font-size:17px;line-height:1.6;margin-bottom:17px}.book-leaf h3{font-size:25px}.leaf-controls{min-height:62px}.leaf-controls button{padding:10px 12px}}
@media(max-height:500px){.reader.is-paged .reader-bar{height:48px}.reader.is-paged .reader-article{height:calc(100% - 48px);padding-top:6px}.book-leaf{padding:14px 24px}.book-leaf p{font-size:16px;line-height:1.45;margin-bottom:12px}.leaf-controls{min-height:50px}.leaf-controls button{padding:6px 12px;min-height:36px}.book-leaf .leaf-book-title{font-size:30px;margin-bottom:12px}.book-leaf .leaf-eyebrow{margin-bottom:10px}.book-leaf .leaf-author{font-size:17px;margin-bottom:10px}.book-leaf .leaf-dedication{font-size:13px}.leaf-photo{gap:8px}}

.reader.is-paged #reader-title{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}

/* Preserve the original landscape layouts of already-designed books. */
.reader.is-fixed-book{width:min(1160px,calc(100% - 24px))}
.is-source-page{padding:0;background:#f6f3ed}
.leaf-facsimile{width:100%;height:100%;margin:0;display:flex;align-items:center;justify-content:center}
.leaf-facsimile img{display:block;width:100%;height:100%;object-fit:contain}
.leaf-page-text{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:pre-wrap}
.leaf-source-links{display:flex;justify-content:center;flex-wrap:wrap;gap:10px 24px;font-size:12px;line-height:1.5;padding:0 4px 12px;flex:none;color:#715d3e}
.leaf-source-links a{text-underline-offset:3px}

/* A linked book first presents its jacket; opening is a deliberate second step. */
.reader.is-cover{width:min(760px,calc(100% - 24px));height:min(920px,calc(100dvh - 24px));overflow:hidden;background:#f0eee8}
.reader.is-cover .reader-article{height:calc(100% - 65px);padding:20px;display:flex;align-items:center;justify-content:center;box-sizing:border-box}
.reader-cover-open{border:0;background:none;color:#806238;cursor:pointer;display:flex;flex-direction:column;align-items:center;gap:18px;width:100%;height:100%;padding:0;font:inherit}
.reader-cover-open img{display:block;min-height:0;max-height:calc(100% - 48px);max-width:100%;width:auto;height:auto;object-fit:contain;box-shadow:6px 8px 18px #23374726;border-radius:2px 5px 5px 2px}
.reader-cover-prompt{font-size:16px;font-weight:650;padding:6px 16px;flex:none}
.reader-cover-title{display:grid;place-items:center;flex:1;width:80%;background:#233d50;color:#dfc08a;padding:30px;font-size:36px}
.reader-cover-open:focus-visible{outline:2px solid #947748;outline-offset:4px}